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发明名称
DRUCKBACKEN BZW. -SCHALEN FUER EIN HYDRAULISCH BETAETIGBARES GERAET ZUM MECHANISCHEN ZERLEGEN VON GESTEIN.
摘要
申请公布号
AT40845(T)
申请公布日期
1989.03.15
申请号
AT19840111848T
申请日期
1984.10.03
申请人
PORSFELD, FRIEDHELM
发明人
PORSFELD, FRIEDHELM
分类号
E21C37/02;E21C37/04;(IPC1-7):E21C37/04
主分类号
E21C37/02
代理机构
代理人
主权项
地址
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